Glow In The Dark Mosaic Tiles By 5 Companies Make Light of Your Pool and Home.

Here's a neat way to add a little excitement to your nighttime swim, besides skinny-dipping. Spain's Vidrepur is an Eco-friendly glass tile company that makes luminescent tiles that absorb the daytime light and then give off a glow for 6 to 8 hours.

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Made of 100% recycled glass. They can be used on walls, backsplashes, countertops, floors and pools. Just leave in the light a few minutes then turn off the lights and see the glow.